detect: add a test for protocol mismatch detection

Ticket: #4921

diff --git a/tests/detect-app-layer-protocol-05/README.md b/tests/detect-app-layer-protocol-05/README.md
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+# Test Purpose
+
+Test `app-layer-protocol` keyword with protocol mismatch
+
+## PCAP
+
+PCAP reused from proto-mismatch-http-ssh
+
+## Redmine ticket
+
+https://redmine.openinfosecfoundation.org/issues/4921

diff --git a/tests/detect-app-layer-protocol-05/test.rules b/tests/detect-app-layer-protocol-05/test.rules
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+alert tcp any any -> any any (msg:"HTTP client to SSH server"; flow:to_client; app-layer-protocol:http1,to_server; app-layer-protocol:ssh,to_client; sid:1; )

diff --git a/tests/detect-app-layer-protocol-05/test.yaml b/tests/detect-app-layer-protocol-05/test.yaml
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+++ b/tests/detect-app-layer-protocol-05/test.yaml
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+pcap: ../output-eve-anomaly-02/input.pcap
+
+requires:
+  min-version: 8
+
+checks:
+- filter:
+    count: 1
+    match:
+      event_type: alert
+      alert.signature_id: 1